body{
				background-color: aliceblue;
			}
			#div21{
				position:relative;
				left:25%;
				width: 40%;
				height: 80px;
				background:url(../img/6.jpg) no-repeat;background-size:100%,100%;
			}
			#shadow{
				position:relative;
				top: 10px;
				left:25%;
				width: 40%;
				height: 500px;
				background-color: #ebeeef;
				border-radius:25px;
			}
			#registerbox
			{
				border-radius:25px;
				position:relative;
				top: -10px;
				left: 3%;
				width: 100%;
				height: 500px;
				background-color: white;
				box-shadow:-1px 1px 1px rgb(232,235,236);
				font-family: 'Microsoft YaHei';
			}
			#p21{
				position:relative;
				top: 35px;
				left: 15%;
				width: 20%;
				height: 25px;
				text-align: center;
				font-size: 20px;
			    font-weight: 700;
			    text-shadow: 0 1px 4px rgba(0,0,0,.2);
			}
			input{
				border-radius:5px;
				position:relative;
				top: 35px;
				width: 270px;
			    height: 30px;
			    margin-bottom: 10px;
			}
			#input21{
				padding-left:42px;
				background:url(../img/4.jpg) no-repeat;background-size:30px,30px;
			}
			#input22{
				padding-left:42px;
				background:url(../img/5.jpg) no-repeat;background-size:30px,30px;
			}
			#input23{
				padding-left:42px;
				background:url(../img/email.jpg) no-repeat;background-size:30px,30px;
			}
			#input24{
				padding-left:42px;
				background:url(../img/phone.jpg) no-repeat;background-size:30px,30px;
			}
			#input25{
				border-radius:5px;
				position:relative;
				top: 35px;
				width: 315px;
			    height: 35px;
			    margin-bottom: 10px;
				padding-left:42px;
				background:url(../img/问号.jpg) no-repeat;background-size:30px,30px;
			}
			#input26{
				padding-left:42px;
				background:url(../img/回答2.jpg) no-repeat;background-size:30px,30px;
			}
			button{
				position:relative;
				top:50px;
				left: 15%;
			    width: 200px;
			    height: 42px;
			    background-color: red;
			    border: none;
			    border-radius:5px;
			    font-family:verdana;font-size:120%;color:white;
			}
			#img2{
				position:relative;
				top:-300px;
				left: 72%;
			    width: 180px;
			    height: 200px;
			}
a{
	position:relative;
	top:-120px;
	left: 30%;
}
